Intervention effectmodel-written summary

Mesotrione plus atrazine at 875 and 1000 g/ha gave maize yield of 7.74–8.11 t/ha, significantly higher than atrazine 1000 g/ha.

A claim from Mesotrione and atrazine combination to control diverse weed flora in maize · 2019

Intervention effectobservedoriginal resultpositivesignificant (as stated)measured

Claim · model-written summary

Mesotrione plus atrazine at 875 and 1000 g/ha gave maize yield of 7.74–8.11 t/ha, significantly higher than atrazine 1000 g/ha.

Taxon
maizeZea mayst0
Treatment
Mesotrione plus atrazine at 875 and 1000 g/hae7
Outcome
yieldede7
Direction
highere7
Value
7.74–8.11 t/hae7
Qualifier
5.93–6.70 t/hae7
Comparator
atrazine 1000 g/hae7

Not reportedMaterialGeneCompoundOrgan / stageInteractorInteractor roleSecond interactorSecond interactor roleSetting

Organisms pictured · Representative pictures of the matched species, not figures from the paper.

Zea mays
Zea mays · TaxonAkwugo · CC BY-SA 4.0 · Wikimedia Commons ↗

Verbatim

t0

“Mesotrione and atrazine combination to control diverse weed flora in maize”

✓ located verbatim in the source · title, characters 0–74
e7

“Mesotrione plus atrazine at 875 and 1000 g/ha yielded (7.74–8.11 t/ha) significantly higher as compared to mesotrione 120 g/ha (5.835.96 t/ha), atrazine 1000 g/ha (5.93–6.70 t/ha)”

✓ located verbatim in the source · abstract, characters 1235–1414

Title

Mesotrione and atrazine combination to control diverse weed flora in maize

R.S. Chhokar; R.K. Sharma; S.C. Gill; et al. Indian Journal of Weed Science 2019. doi:10.5958/0974-8164.2019.00032.7

Other claims from this paper (9)

Record rev-c5f30cbc42c3a72e72971b75599e7d9e798410802be486f2f213009629a1b5bb · schema claims-v0.9 · position 9 in the model’s answer

mesotrione · yield · Zea mays (maize)Results differ

29 papers: 21 positive, 8 negative or no effect

20 papers in the same direction as this claim · 6 in the opposite direction · 2 reporting no difference from an alternative

  1. positive
    Mesotrione 350 g ha-1 gave significantly higher growth parameters and yield attributing traits in maize.

    Effect of Mesotrione 40% SC on Weed Growth, Yield and Economics of Maize (Zea mays L.) · 2023

    Same directionCites this paper

  2. no effect
    Transient mesotrione injury did not reduce corn yield.

    Mesotrione Alone and in Mixtures with Glyphosate in Glyphosate-Resistant Corn (Zea mays)1 · 2003

    Opposite direction

  3. negative
    Mesotrione caused 9 to 40% yield losses only in homozygous cypcyp hybrids.

    Genetic Factors Influencing Adverse Effects of Mesotrione and Nicosulfuron on Sweet Corn Yield · 2010

    Opposite direction

  4. negative
    Mesotrione alone produced the lowest field yield.

    Efficacy and selectivity of alternative herbicides to glyphosate on maize · 2019

    Opposite direction

  5. no effect
    Mesotrione injury did not reduce corn yield in the studies.

    Corn Response to Mesotrione as Affected by Soil Insecticide, Application Method, and Rate · 2008

    Opposite direction

  6. no effect
    Corn grain yield was unaffected by the mixture that caused greater injury.

    Early Postemergence Herbicide Tank-Mixtures for Control of Waterhemp Resistant to Four Herbicide Modes of Action in Corn · 2021

    Opposite direction

  7. negative
    Mesotrione reduced yield of cypcyp hybrids.

    Studies on sweet corn: Stewart's wilt forecasting, the effect of maize dwarf mosaic on foliar diseases, and herbicide sensitivity · 2010

    Opposite direction

  8. no effect
    Adding atrazine to mesotrione did not increase yield-loss risk relative to mesotrione alone.

    Photosystem II‐Inhibitors Play a Limited Role in Sweet Corn Response to 4‐Hydroxyphenyl Pyruvate Dioxygenase‐Inhibiting Herbicides · 2014 · compared with HPPD‐inhibitor applied alone

    No difference from an alternative

20 papers more in this group

See all 29 papers →

atrazine · yield · Zea mays (maize)Results differ

240 papers: 205 positive, 35 negative or no effect

204 papers in the same direction as this claim · 29 in the opposite direction · 6 reporting no difference from an alternative

  1. negative
    Corn grain yield fell 39% in year five where atrazine had been discontinued.

    Weed Seed Decline in Irrigated Soil after Six Years of Continuous Corn(Zea mays)and Herbicides · 1984

    Opposite direction

  2. no effect
    Sweet corn yields at Blackville and Tifton were similar between the half and full rates of atrazine plus S-metolachlor after wild radish or rye cover crops.

    Use of Wild Radish (Raphanus raphanistrum) and Rye Cover Crops for Weed Suppression in Sweet Corn · 2008

    Opposite direction

  3. negative
    Reducing atrazine and metolachlor to one-fourth the rate in the absence of cover crop reduced corn yield in two of four years compared with the standard treatment.

    Reduced-Herbicide Weed Management Systems for No-Tillage Corn (Zea mays) in a Hairy Vetch (Vicia villosa) Cover Crop · 1993 · compared with the standard treatment

    Opposite direction

  4. no effect
    Hairy vetch cover yields did not differ with or without atrazine and metolachlor.

    Cover Crop Management and Weed Suppression in No-tillage Sweet Corn Production · 2004 · compared with without atrazine and metolachlor

    Opposite direction

  5. no effect
    Rimsulfuron applied with atrazine or dicamba, in tank mixture or sequentially, gave corn yield similar to rimsulfuron applied alone.

    Dicamba and Atrazine Antagonism on Sulfonylurea Herbicides Used for Johnsongrass (Sorghum halepense) Control in Corn (Zea mays)1 · 2001 · compared with that applied alone

    Opposite direction

  6. no effect
    Handweeding and atrazine gave similar grain yields with tine cultivation when weeds were controlled within 14 days of emergence.

    Use of Tine-tillage, with Atrazine Weed Control, to Permit Earlier Planting of Maize by Smallholder Farmers in Zimbabwe · 1992 · compared with Handweeding

    Opposite direction

  7. no effect
    Atrazine, cyanazine, alachor, linuron and their combinations had no significant effect on corn yields.

    Planting Corn in Sod and Small Grain Residues with Minimum Tillage1 · 1976

    Opposite direction

  8. negative
    Yield fell at all POST timings with atrazine alone or no PRE herbicide.

    Effect of Residual Herbicide and Postemergence Application Timing on Weed Control and Yield in Glyphosate-Resistant Corn · 2011 · compared with absence of PRE herbicide

    Opposite direction

231 papers more in this group

See all 240 papers →

Claims are grouped by organism, treatment and what was measured or targeted. A paper counts as positive when any of its claims in the group is positive.